1、 KSKSKSKS KS W ISO 8641SKSKSKS KSKSKS SKSKS KSKS SKS KS 425 KS W ISO 8641:2005 2005 12 22 W ISO 8641:2005 ( ) ( ) ( ) ( ) : :2005 12 22 20050915 : : ( ) ( 02 5097282 5) . 7 5 , . W ISO 8641:2005 1. 1 2. 1 3. 1 4. 2 4.1 2 4.2 3 5. 3 5.1 4 5.2 4 5.3 5 5.4 5 5.5 5 5.6 6 5.7 9 1() 20 i ICS 49.030.30 KS
2、W ISO 425 8641:2005Aerospace Self-locking nuts with maximum operating temperature greater than 425 Procurement specification 1987 ISO 8641 AerospaceSelf-locking nuts with maximum operating temperature greater than 425 Procurement specification . 1. 425 MJ . . 2. . . KS A ISO 2859 1 1: AQL KS W ISO 5
3、855 1 MJ 1: KS W ISO 5855 2:2005 MJ 2: KS W ISO 7403 KS W ISO 8642 425 KS W ISO 8788 ISO 691 Wrench and socket openingsMetric series Tolerance for general use ISO 3534 StatisticsVocabulary and symbols 3. . 3.1 ( ) . , . 3.2 (finished nut) , . 3.3 (batch) (1) , , W ISO 8641:2005 . (1) ISO 3534 3.4 ,
4、3.5 (seam) (extension) 3.6 (lap) () 3.7 (inclusion) . . 3.8 ( ) , (1)3.9 , (1)3.10 , (1)3.11 (1) ( Ac)(2) . (2) KS A ISO 2859 1 3.12 N n n 3.13 (acceptance quality level:AQL) ( 100 ) (1).3.14 (limiting quality:LQ) . (1). 13 10 % . 3.15 , ( 2 .). 3.16 (seating torque) 3.17 (unseating torque) 3.18 (br
5、eakaway torque) , 3.19 4. 4.1 4.2 . 4.1 4.1.1 2 W ISO 8641:2005 . 4.1.2 2 . . 100 . 1 . . . . , . 4.2 4.2.1 , , . 4.2.2 3 . . 1 . . . . 4.2.3 , . . 4.2.4 . 2 . 5. 1 . . , . ( 5.1.1 ) ( 5.1.2 ) ( 5.1.3 ) ( 5.2.2 ) (profilometer) (5.3.2 ) 3 W ISO 8641:2005 1 5.1 5.1.1 . ( ) 3 14 ,B 5.1.2 . , . ( ) 0.0
6、1 mm 0.1 mm . (grain size) . ( ) 5 14 ,B 5.1.3 (1) 1 . 15 . . ( ) , . 5 14 ,B 5.1.4 . KS W ISO 8642 5 14 ,B 5.2 5.2.1 . 100 12 , 135.2.2 . ( ). 3 14 ,A (1) . 4 W ISO 8641:2005 1 () 5.2.3 . , (2) 5 14 ,A 5.2.4 a) b) (MoS2) (blister) (exfoliation) . (flaking), . 4 550 (0.3 0.4 MPa) 1.5 mm . 3 260 . 5
7、14 , B 5.3 5.3.1 . , 100 12 , 135.3.2 (1) . ( ) 5 5.4 . 100 12 , 135.5 5.5.1 . 20 12 , 135.5.2 . 1 1/2 . 1 1/ . / KS W ISO 5855 1, 2 20 12 , 13 (2) ( 5.1.2 ) 5 W ISO 8641:2005 1 () 5.5.3 (3) . (female) . a) 6 12 : ISO 691 . b) :KS W ISO 7403 20 12 , 135.5.4 KS W ISO 8788 .KS W ISO 8642 20 12 , 135.6
8、 5.6.1 a) 80 % b) 100 % . . (permanent set) . ( ) . KS W ISO 8642 4 . 5 (4). 8 14 ,B 5.6.2 (3) . KS W ISO 8642 15 6 . 3 (3) (4) , 6 . 6 W ISO 8641:2005 1 () 5.6.3 (5) , , , . . KS W ISO 8642 8 . 3 5.6.4 (6) (push-out) . 0.8 mm , 1 1/2 . KS W ISO 8642 9 . 3 5.6.5 . . , . , (seam) . , . 5.6.5.1 100 12
9、 , 13 (5) , , (6) (KS W ISO 8642 ) 7 W ISO 8641:2005 1 () 5.6.5.2 5.6.5.2.1 15 (7) 10 1 3 . KS W ISO 8642 7 . 8 5.6.5.2.2 1 10 1 4 . KS W ISO 8642 7 . 14 ,A 5.6.5.3 5 6 15 5 , 10 2 3 . KS W ISO 8642 8 5.6.5.4 (permanent set) 10 1 3 . KS W ISO 8642 5 5.6.6 (7) ( , , , ) , , . KS W ISO 8642 10 5 . (5
10、) . 30 Hz 30 000 . 360 . . 10 (7) 5, 6, 7, 8, 10, 12 mm ( KS W ISO 8642) 8 W ISO 8641:2005 1 () 5.6.7 (8) (swaging) 1.1 60 . . 5 14,B 5.7 5.7.1 , . (batch) . 100 %5.7.2 , , , (batch) . 100 % (8) 9 W ISO 8641:2005 2 15 5.1.1 5.1.2 5.1.3 5.1.4 5.2.1 5.2.2 5.2.3 5.2.4 5.3.1 5.3.2 5.4 5.5.1 5.5.2 5.5.3
11、5.5.4 5.6.1 5.6.2 5.6.3 5.6.4 5.6.5.1 5.6.5.2.1 5.6.5.3 5.6.5.4 5.6.6 5.6.7 5.7.1 5.7.2 10 W ISO 8641:2005 3 5.1.1 5.1.2 5.1.3 5.1.4 5.2.1 5.2.2 5.2.3 5.2.4 5.3.1 5.4 5.5.1 5.5.2 5.5.3 5.5.4 5.6.1 5.6.5.1 5.6.5.2.2 5.6.7 5.7.1 5.7.2 11 W ISO 8641:2005 4 80 % 5.6.1 a) N mm2900 MPa 1 100 MPa 1 250 MPa 1 550 MPa MJ30.5 5.439 3 900 4 800 5 400 6 700 MJ3.50.6 7.335 5 300 6 500 7 300 9 100 MJ40.7 9.517 6 900 8 400 9 500 11 800 MJ50.8 15.296 11 000 13 500 15 300 19 000 MJ61 21.753 15 700 19 100 21 800 27 000 MJ71 30.93 22 300 27 200 30 900